1. Beesley, K. R., & Karttunen, L. (2003). Finite state morphology (Studies in Computational Linguistics, 3). Stanford.
2. Betsch, M., & Meyer, R. (2003). Automatic annotation of Russian texts: evaluation of different tagging methods. In P. Kosta et al. (Eds.), Investigations into formal Slavic linguistics. Contributions of the fourth European conference on Formal Description of Slavic Languages (FDSL IV) held at Potsdam University, November 28–30, 2001 (pp. 231–242). Frankfurt.
3. Brants, T. (2000). TnT—a statistical part-of-speech tagger. In 6th applied natural language processing conference. Proceedings of the conference and proceedings of the ANLP-NAACL 2000 student research workshop, April 29–May 4, 2000. Seattle, Washington, USA (pp. 224–231). San Francisco.
4. Dipper, S. et al. (2003). Challenges in modelling a richly annotated diachronic corpus of German. In M. T. Lino et al. (Eds.), Proceedings of the 4th international conference on language resources and evaluation. Lisbon. http://www2.informatik.hu-berlin.de/Forschung_Lehre/wbi/publications/2004/xbrac04_final.pdf . Accessed 23 March 2011.
5. Dmitriev, L. A., & Lixačev, D. S. (Eds.) (1978–1994). Pamjatniki literatury Drevnej Rusi (Vol. 1–12). Moskva.